Genuine Piston Set for Cummins 6bt 12valves 5.9L, 102mm Bore size with pin and lock- STD/OS-1
Let us know the piston size that you need- STD or OS-1, OS-1 is 0.50mm or 0.020"
Piston Set Includes the following:
6 Pcs- Pistons (1 for each cylinder)
6 Pcs- Piston Pins
12 Pcs- Piston Pin Locks